Add background colors and add /refresh command if the bot gets stuck

draw.py

@@ -77,13 +77,12 @@ def render_card_friend(image, x, y, color, value):
     # if color == 'black': text_fill = (255, 255, 255)
     image.text((x + width/2.5, y + height/8), value, font=text_font, fill=text_fill)
 
-def draw_board_state(game, player_viewing, filename):
+def draw_board_state(game, player_viewing, filename, background=(20, 20, 20)):
     width = int(400 / size)
     height = (width * 16) // 9
     if len(game.players) == 4:
       height += 100
 
-    background = (20, 20, 20)
     image = Image.new('RGB', (width, height), background)
     draw = ImageDraw.Draw(image)
     text_fill = (200, 200, 200)

main.py

@@ -1,11 +1,19 @@
 import time
 import telepot
 from telepot.loop import MessageLoop
+import itertools
 import sys
 import hanabi
 import draw
 from telepot.namedtuple import InlineKeyboardMarkup, InlineKeyboardButton
 
+BACKGROUND_COLORS_RGB = itertools.cycle((
+    (20, 20, 20),  # black
+    (100, 20, 20),  # red
+    (10, 50, 10),  # green
+    (15, 30, 74),  # blue
+    (75, 0, 70),  # purple
+))
 
 class ChatGame:
     def __init__(self, chat_id, admin):
@@ -15,6 +23,7 @@ def __init__(self, chat_id, admin):
         self.user_to_message = {}
         self.current_action = ''
         self.chat_id = chat_id
+        self.background_color = next(BACKGROUND_COLORS_RGB)
 
 class BotServer(object):
     def __init__(self, token):
@@ -56,7 +65,7 @@ def send_game_views(bot, chat_game, last_player=''):
     for name, user_id in chat_game.player_to_user.items():
         # TODO: Send directly generated image, without write to disk.
         filename = str(user_id) + '.png'
-        draw.draw_board_state(chat_game.game, name, filename)
+        draw.draw_board_state(chat_game.game, name, filename, background=chat_game.background_color)
         try:
             with open(filename, 'rb') as image:
                 bot.sendPhoto(user_id, image)
@@ -115,7 +124,11 @@ def send_keyboard(bot, chat_id, keyboard_type):
 
         keyboard = InlineKeyboardMarkup(inline_keyboard=keyboard)
         if chat_game.user_to_message[user_id] is not None:
-            edit_message(chat_game, bot, user_id, player + ", choose an action", keyboard)
+            # quick fix for unkown crash when user try to /refresh
+            try:
+                edit_message(chat_game, bot, user_id, player + ", choose an action", keyboard)
+            except telepot.exception.TelegramError:
+                chat_game.user_to_message[user_id] = bot.sendMessage(user_id, player + ", it's your turn", reply_markup=keyboard)
         else:
             chat_game.user_to_message[user_id] = bot.sendMessage(user_id, player + ", it's your turn", reply_markup=keyboard)
 
@@ -316,6 +329,8 @@ def handle_message(message_object):
         for name in test_players[:int(n)]:
             add_player(server, chat_id, user_id, name, allow_repeated_players=True)
         start_game(server, chat_id, user_id)
+    elif text == '/refresh':
+        pass
     else:
         return